JBL pH-Minus is a water conditioner to reduce the pH value in freshwater aquariums. Rapid decrease of the pH value thanks to natural oak extract, phosphate-free. The ideal pH value for most freshwater fish and plants is in the neural range around 7.
Top Tip: the carbonate hardness should be at least 4 °dKH
Use with pH values >8: 10 ml/40 l water, pH value 7-8: 10 ml/80 l water, pH values <7: no adding of JBL pH-Minus
To use: 10ml/40 l water.